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Core CIF Dictionary version 2.3

_space_group_IT_number

Name

'_space_group_IT_number'

Category: space_group

Data type: numb

May appear in a looped list containing '_space_group_id'

Enumeration range: 1 -> 230

Definition

    	
   The number as assigned in International Tables for
   Crystallography Vol A, specifying the proper affine class (i.e.
   the orientation preserving affine class) of space groups
   (crystallographic space group type) to which the space group
   belongs.  This number defines the space group type but not
   the coordinate system in which it is expressed.
 


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